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  <title>Creates a new QuickHashIntHash object</title>
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  <div id="layout-content"><div id="quickhashinthash.construct" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">QuickHashIntHash::__construct</h1>
  <p class="verinfo">(PECL quickhash &gt;= Unknown)</p><p class="refpurpose"><span class="refname">QuickHashIntHash::__construct</span> &mdash; <span class="dc-title">Creates a new QuickHashIntHash object</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-quickhashinthash.construct-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>QuickHashIntHash::__construct</strong></span>(<span class="methodparam"><span class="type">int</span> <code class="parameter">$size</code></span>, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = ?</span></span>)</div>

  <p class="para rdfs-comment">
   This constructor creates a new <span class="classname"><a href="class.quickhashinthash.html" class="classname">QuickHashIntHash</a></span>. The size is the amount of
   bucket lists to create. The more lists there are, the less collisions you
   will have. Options are also supported.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-quickhashinthash.construct-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt>
<code class="parameter">size</code></dt>

     <dd>

      <p class="para">
       The amount of bucket lists to configure. The number you pass in will be
       automatically rounded up to the next power of two. It is also
       automatically limited from <code class="literal">64</code> to <code class="literal">4194304</code>.
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">options</code></dt>

     <dd>

      <p class="para">
       The options that you can pass in are: <strong><code>QuickHashIntHash::CHECK_FOR_DUPES</code></strong>,
       which makes sure no duplicate entries are added to the hash;
       <strong><code>QuickHashIntHash::DO_NOT_USE_ZEND_ALLOC</code></strong> to not use PHP&#039;s internal memory
       manager as well as one of <strong><code>QuickHashIntHash::HASHER_NO_HASH</code></strong>,
       <strong><code>QuickHashIntHash::HASHER_JENKINS1</code></strong> or <strong><code>QuickHashIntHash::HASHER_JENKINS2</code></strong>.
       These last three configure which hashing algorithm to use. All options
       can be combined using bitmasks.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-quickhashinthash.construct-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns a new <span class="classname"><a href="class.quickhashinthash.html" class="classname">QuickHashIntHash</a></span> object.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-quickhashinthash.construct-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-5106">
    <p><strong>示例 #1 <span class="function"><strong>QuickHashIntHash::__construct()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />var_dump</span><span style="color: #007700">(&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">1024&nbsp;</span><span style="color: #007700">)&nbsp;);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">1024</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">::</span><span style="color: #0000BB">CHECK_FOR_DUPES&nbsp;</span><span style="color: #007700">)&nbsp;);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(<br />&nbsp;&nbsp;&nbsp;&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">(<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">1024</span><span style="color: #007700">,<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">::</span><span style="color: #0000BB">DO_NOT_USE_ZEND_ALLOC&nbsp;</span><span style="color: #007700">|&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">::</span><span style="color: #0000BB">HASHER_JENKINS2&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #007700">)<br />);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>
 </div>



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